CVE-2012-3517
UnknownEPSS 2.77%
Last modified
CVE-2012-3517 is a vulnerability of currently unknown severity. Use-after-free vulnerability in dns.c in Tor before 0.2.2.38 might allow remote attackers to cause a denial of service (daemon crash) via vectors related to failed DNS requests.. EPSS estimates a 2.77% chance of exploitation in the next 30 days.
Description
Use-after-free vulnerability in dns.c in Tor before 0.2.2.38 might allow remote attackers to cause a denial of service (daemon crash) via vectors related to failed DNS requests.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Tor | Tor | <= 0.2.2.37 |
References
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2012-3517?
Use-after-free vulnerability in dns.c in Tor before 0.2.2.38 might allow remote attackers to cause a denial of service (daemon crash) via vectors related to failed DNS requests.
How severe is CVE-2012-3517?
Severity scoring for CVE-2012-3517 is pending analysis. The EPSS model estimates a 2.77% probability of exploitation in the next 30 days.
How do I fix CVE-2012-3517?
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.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2012
- CVE-2012-3511Multiple race conditions in the madvise_remove function in m…
- CVE-2012-3512Munin before 2.0.6 stores plugin state files that run as roo…
- CVE-2012-3513munin-cgi-graph in Munin before 2.0.6, when running as a CGI…
- CVE-2012-3514OCaml Xml-Light Library before r234 computes hash values wit…
- CVE-2012-3515Qemu, as used in Xen 4.0, 4.1 and possibly other products, w…
- CVE-2012-3516The GNTTABOP_swap_grant_ref sub-operation in the grant table…
- CVE-2012-3518The networkstatus_parse_vote_from_string function in routerp…
- CVE-2012-3519routerlist.c in Tor before 0.2.2.38 uses a different amount …
- CVE-2012-3520The Netlink implementation in the Linux kernel before 3.2.30…
- CVE-2012-3521Multiple directory traversal vulnerabilities in the cssgen c…
- CVE-2012-3522Cross-site scripting (XSS) vulnerability in contrib/langwiz.…
- CVE-2012-3523The STARTTLS implementation in nnrpd in INN before 2.5.3 doe…
Are you affected by CVE-2012-3517?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST