Security readout for executives and security teams
Plain-English summary
CVE-2022-3295 is a resource-exhaustion flaw in rdiffweb before version 2.4.8. An unauthenticated remote attacker could trigger excessive resource use and reduce service availability. The available sources do not show data theft, data modification, or confirmed active exploitation.
Executive priority
Handle as a moderate availability risk. It is not presented as data compromise, but unauthenticated network reachability means public-facing deployments should be patched promptly to avoid service disruption.
Technical view
The CVE maps to CWE-770: allocation of resources without limits or throttling. CVSS 3.0 is 5.3 with network access, low complexity, no privileges, no user interaction, unchanged scope, and low availability impact only. The affected project is ikus060/rdiffweb before 2.4.8.
Likely exposure
Exposure is most likely where rdiffweb is deployed below version 2.4.8 and reachable over a network, especially from untrusted users. The source bundle does not provide CPEs, deployment prevalence, or detailed affected version ranges beyond “prior to 2.4.8.”
Exploitation context
The source bundle does not cite CISA KEV listing or active exploitation. The CVSS vector indicates remote unauthenticated reachability and low attack complexity, but the documented impact is limited to availability. Treat internet-facing deployments as higher operational risk.
Researcher notes
Evidence is sparse in the provided bundle: no CPEs, no detailed vulnerable endpoint description, and no exploitation confirmation. The strongest anchors are the CVE metadata, CWE-770 classification, version boundary before 2.4.8, and the upstream commit reference.
Mitigation direction
- Upgrade rdiffweb to version 2.4.8 or later.
- Review the linked upstream commit and huntr report for vendor context.
- Reduce unauthenticated network reachability where business allows until patched.
- Monitor affected systems for abnormal resource usage or service degradation.
Validation and detection
- Inventory rdiffweb deployments and record installed versions.
- Confirm no deployment is running a version before 2.4.8.
- Prioritize review of internet-facing or broadly reachable instances.
- Verify service stability after upgrade or compensating access controls.
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-770: 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-2022-3295 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
- 5.3 (3.0)
- Known Exploited
- No
- Published
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
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:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L3.91.4Primary CVE scoreVulnerability scoring details
Base CVSS 3.0 score
5.3MediumVector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Source materials
- CVE List V5 sourceCVE List V5
- https://huntr.dev/bounties/202dd03a-3d97-4c64-bc73-1a0f36614233CVE reference · x_refsource_CONFIRM
- https://github.com/ikus060/rdiffweb/commit/667657c6fe2b336c90be37f37fb92f65df4feee3CVE reference · x_refsource_MISC
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.
Allocation of Resources Without Limits or Throttling
Allocation of Resources Without Limits or Throttling represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.