Security readout for executives and security teams
Plain-English summary
This flaw affects Canonical remote-login-service and involves insecure storage of cached usernames and passwords. A local user with low privileges could potentially recover credentials from the cache file. The business risk is credential exposure on systems running affected versions, not remote takeover by itself.
Executive priority
Treat as a targeted credential exposure issue. Prioritize affected shared, administrative, or user-accessible Linux systems, because recovered credentials can create follow-on access risk even though the CVE itself is local.
Technical view
CVE-2013-1053 is a CWE-261 weakness in remote-login-service crypt.c. The password caching algorithm is insecure, enabling local, low-privileged credential recovery. The CVSS 3.1 score is 5.5 with high confidentiality impact and no integrity or availability impact stated.
Likely exposure
Exposure is limited to systems running Canonical remote-login-service version 1.0.0-0ubuntu3 or earlier, especially where username and password caching is enabled or present.
Exploitation context
The provided sources do not show known active exploitation, and the CVE is not listed as KEV. The attack context is local access with low privileges, not network-only exploitation.
Researcher notes
The bundle supports local credential disclosure only. It does not provide exploit details, a cache file path, fixed version, or evidence of exploitation in the wild. Avoid broad claims beyond Canonical remote-login-service and the stated affected versions.
Mitigation direction
- Inventory systems for Canonical remote-login-service and affected package versions.
- Check Canonical or Launchpad guidance for fixed packages before choosing remediation.
- Apply vendor-provided updates when available for the affected Ubuntu package.
- Disable or remove the service where it is not operationally required.
- Rotate credentials that may have been cached on affected systems after remediation.
Validation and detection
- Confirm installed remote-login-service package versions against the affected range.
- Verify whether credential caching is used on systems with the package installed.
- After updating, confirm the package version is no longer affected.
- Review local access controls for users who could read credential cache data.
- Document any systems requiring credential rotation due to possible cached secrets.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
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-261: 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.
Open ATT&CK lookupCVE-2013-1053 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Medium
- CVSS
- 5.5 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
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.
CVSS vector scores
1 official scoreWe 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.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N1.83.6Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
5.5MediumVector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Source materials
- CVE List V5 sourceCVE List V5
- https://launchpad.net/bugs/1158373CVE reference · vendor-advisory, x_refsource_UBUNTU
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Weak Encoding for Password
Weak Encoding for Password represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.