CVE-2024-52796
CVE-2024-52796 is a medium-severity vulnerability with a CVSS 3.x base score of 5.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-770.
Key facts
- Severity: Medium (CVSS 3.x base score 5.3)
- EPSS exploit prediction: 1% (41st percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2024-3353
- Weakness: CWE-770
- Published:
- Last modified:
Description
Password Pusher, an open source application to communicate sensitive information over the web, comes with a configurable rate limiter. In versions prior to v1.49.0, the rate limiter could be bypassed by forging proxy headers allowing bad actors to send unlimited traffic to the site potentially causing a denial of service. In v1.49.0, a fix was implemented to only authorize proxies on local IPs which resolves this issue. As a workaround, one may add rules to one's proxy and/or firewall to not accept external proxy headers such as `X-Forwarded-*` from clients.
Frequently asked questions
- What is CVE-2024-52796?
- Password Pusher, an open source application to communicate sensitive information over the web, comes with a configurable rate limiter. In versions prior to v1.49.0, the rate limiter could be bypassed by forging proxy headers allowing bad actors to send unlimited traffic to the site potentially causing a denial of service. In v1.49.0, a fix was implemented to only authorize proxies on local IPs which resolves this issue. As a workaround, one may add rules to one's proxy and/or firewall to not accept external proxy headers such as `X-Forwarded-*` from clients.
- How severe is CVE-2024-52796?
- CVE-2024-52796 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.
- Is CVE-2024-52796 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.
- How do I fix CVE-2024-52796?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2024-52796 have an EU (EUVD) identifier?
- Yes. CVE-2024-52796 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-3353.
- When was CVE-2024-52796 published?
- CVE-2024-52796 was published on 2024-11-20 and last updated on 2026-06-17.
References
- https://docs.pwpush.com/docs/proxies/#trusted-proxies
- https://github.com/pglombardo/PasswordPusher/releases/tag/v1.49.0
- https://github.com/pglombardo/PasswordPusher/security/advisories/GHSA-ffp2-8p2h-4m5j
Other CWE-770 (Allocation of Resources Without Limits or Throttling) vulnerabilities
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- CVE-2022-3439 — Critical (CVSS 9.8): Allocation of Resources Without Limits or Throttling in GitHub repository ikus060/rdiffweb prior to 2.5.0.
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