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CVE Record

CVE-2024-10041: Pam: libpam: libpam vulnerable to read hashed password

A vulnerability was found in PAM. The secret information is stored in memory, where the attacker can trigger the victim program to execute by sending characters to its standard input (stdin). As this occurs, the attacker can train the branch predictor to execute an ROP chain speculatively. This flaw could result in leaked passwords, such as those found in /etc/shadow while performing authentications.

MediumCVSS 4.7Not KEV-listedUpdated
Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

CVE-2024-10041 is a PAM/libpam issue that may let a local, low-privileged attacker infer sensitive password hash data from memory during authentication activity. It is not a remote takeover bug, but PAM is core login infrastructure, so affected Linux systems should be tracked and updated through vendor channels.

Executive priority

Treat as a managed patching priority, not an emergency internet-facing incident. Focus on servers where local users, contractors, or compromised low-privilege accounts could exist. PAM’s role in authentication raises sensitivity even with a medium score.

Technical view

The flaw involves secret information remaining in memory and a local attacker influencing a victim program through stdin to train branch prediction and speculatively execute an ROP chain. Red Hat describes possible leakage of passwords or hashes such as /etc/shadow during authentication. CVSS is 4.7: local access, high complexity, low privileges, high confidentiality impact.

Likely exposure

Exposure is most relevant to systems using affected Red Hat PAM packages listed for RHEL 8, RHEL 9, and RHEL 9.4 EUS. RHEL 10 is listed as unaffected. RHEL 7 status is unknown in the provided data. Other distributions are not established by the supplied sources.

Exploitation context

No active exploitation is indicated by CISA KEV or the provided sources. Exploitation requires local low-privileged access and high-complexity speculative execution conditions. The main business risk is confidentiality loss of password hashes on shared or multi-user Linux systems.

Researcher notes

Evidence supports a local, high-complexity confidentiality issue in PAM/libpam with Red Hat affected-status detail. The bundle does not provide universal upstream impact, fixed versions, exploit availability, or non-Red Hat distribution status. Avoid extrapolating beyond the listed products and advisories.

Mitigation direction

  • Apply applicable Red Hat security advisories for affected RHEL releases.
  • Prioritize shared, multi-user, bastion, and authentication-heavy Linux systems.
  • Check vendor guidance for non-Red Hat PAM packages before assuming exposure or remediation.
  • Reduce unnecessary local shell access on systems until remediation is complete.

Validation and detection

  • Inventory Linux systems using PAM/libpam packages.
  • Map RHEL systems to affected releases and package versions listed by Red Hat.
  • Confirm whether RHSA-2024:9941, RHSA-2024:10379, or RHSA-2024:11250 applies.
  • Verify patched package state using approved enterprise vulnerability or package management tooling.
  • Document exceptions where RHEL 7 or non-Red Hat status remains unconfirmed.
Prepared
Confidence
medium
Sources
7

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.

ATT&CK lookup starting points

Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.

cwe · low confidence lookup

CWE-922: Exact CWE lookup

Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.

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description · low confidence lookup

Credential and access behavior lookup

The CVE wording references authentication or credential exposure, so valid-account and credential-access review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.

Open ATT&CK lookup
cve · low confidence lookup

CVE-2024-10041 mapping review

Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.

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Vulnerability profileCVE Program record
Severity
Medium
CVSS
4.7 (3.1)
Known Exploited
No
Published

Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

1CVSS vectors
5Timeline events
1ADP providers
6Source links

SSVC decision data

CISA-ADPCISA Coordinator
Timestamp
Version
2.0.3
Exploitation: noneAutomatable: noTechnical Impact: partial

CVSS vector scores

1 official score

We collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.

ScoreVersionSeverityVectorExploitImpactSource
4.7CVSS 3.1MediumCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N13.6redhat

Vulnerability scoring details

Base CVSS 3.1 score

4.7Medium
CVSS 3.1 vector shape for CVE-2024-10041Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N

Attack Vector
NetworkAdjacentLocalPhysical
Attack Complexity
LowHigh
Privileges Required
NoneLowHigh
User Interaction
NoneRequired
Scope
ChangedUnchanged
Confidentiality Impact
HighLowNone
Integrity Impact
HighLowNone
Availability Impact
HighLowNone

Vulnerability timeline

Timeline events are normalized from CVE metadata, CNA source timelines, ADP timelines, and KEV metadata when present.

  1. Source timelineredhat

    Reported to Red Hat.

  2. CVE reservedCVE Program

    The CVE ID was reserved by the assigning CNA.

  3. Source timelineredhat

    Made public.

  4. CVE publishedCVE Program

    The CVE record was published.

  5. CVE updatedCVE Program

    The CVE record metadata indicates this as the latest update time.

ADP provider summaries

CISA-ADPCISA ADP Vulnrichment
other:ssvc

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
Unknown vendorpampam, 1.6.0unaffected
Red HatRed Hat Enterprise Linux 8pam, 0:1.3.1-36.el8_10affected
Red HatRed Hat Enterprise Linux 9pam, 0:1.5.1-21.el9_5affected
Red HatRed Hat Enterprise Linux 9pam, 0:1.5.1-21.el9_5affected
Red HatRed Hat Enterprise Linux 9.4 Extended Update Supportpam, 0:1.5.1-21.el9_4affected
Red HatRed Hat Enterprise Linux 10pamunaffected
Red HatRed Hat Enterprise Linux 7pamunknown
Weakness

CWE details

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.

CWE-922 · source CWE mapping

Insecure Storage of Sensitive Information

Insecure Storage of Sensitive Information represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.