High severity7.5NVD Advisory· Published Dec 3, 2017· Updated Jun 17, 2026
CVE-2017-8819
CVE-2017-8819
Description
In Tor before 0.2.5.16, 0.2.6 through 0.2.8 before 0.2.8.17, 0.2.9 before 0.2.9.14, 0.3.0 before 0.3.0.13, and 0.3.1 before 0.3.1.9, the replay-cache protection mechanism is ineffective for v2 onion services, aka TROVE-2017-009. An attacker can send many INTRODUCE2 cells to trigger this issue.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
5- osv-coords2 versions
< 0.4.6.7-2.2+ 1 more
- (no CPE)range: < 0.4.6.7-2.2
- (no CPE)range: < 0.3.1.9-8.1
Patches
Vulnerability mechanics
References
3- blog.torproject.org/new-stable-tor-releases-security-fixes-0319-03013-02914-02817-02516nvdVendor Advisory
- bugs.torproject.org/24244nvdVendor Advisory
- www.debian.org/security/2017/dsa-4054nvdThird Party Advisory
News mentions
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