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CVE-2012-3518

UnknownEPSS 2.77%

Last modified

CVE-2012-3518 is a vulnerability of currently unknown severity. The networkstatus_parse_vote_from_string function in routerparse.c in Tor before 0.2.2.38 does not properly handle an invalid flavor name, which allows remote attackers to cause a denial of service (out-of-bounds read and daemon crash) via a crafted (1) vote document or (2) consensus document.. EPSS estimates a 2.77% chance of exploitation in the next 30 days.

Description

The networkstatus_parse_vote_from_string function in routerparse.c in Tor before 0.2.2.38 does not properly handle an invalid flavor name, which allows remote attackers to cause a denial of service (out-of-bounds read and daemon crash) via a crafted (1) vote document or (2) consensus document.

Metrics

EPSS Probability
2.77%

84.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
TorTor<= 0.2.2.37

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2012-3518?
The networkstatus_parse_vote_from_string function in routerparse.c in Tor before 0.2.2.38 does not properly handle an invalid flavor name, which allows remote attackers to cause a denial of service (out-of-bounds read and daemon crash) via a crafted (1) vote document or (2) consensus document.
How severe is CVE-2012-3518?
Severity scoring for CVE-2012-3518 is pending analysis. The EPSS model estimates a 2.77% probability of exploitation in the next 30 days.
How do I fix CVE-2012-3518?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2012-3518?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST