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Fencer Vulns
critical 10.0

CVE-2008-5177 in the critical feed json

Stack-based buffer overflow in the DtbClsLogin function in Yosemite Backup 8.7 allows remote attackers to (1) execute arbitrary code on a L…

published 2008-11-20 17 y ago modified 2026-06-16 4 mo ago also EUVD-2008-5155

cvss
10.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
16.9%
EPSS 16.9% chance of exploitation in 30 days, percentile 97%
public exploits
1
Exploit-DB

Summary

Stack-based buffer overflow in the DtbClsLogin function in Yosemite Backup 8.7 allows remote attackers to (1) execute arbitrary code on a Linux platform, related to libytlindtb.so; or (2) cause a denial of service (application crash) and possibly execute arbitrary code on a Windows platform, related to ytwindtb.dll; via a long username field during authentication.

Timeline

  1. First public exploit (EDB-32578)
  2. Published

Exploit prediction

16.86% chance of exploitation in the next 30 days, higher than 97% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-32578 Yosemite Backup 8.70 - 'DtbClsLogin()' Remote Buffer Overflow remote, 2008-11-11
  • insight-tech.org http://www.insight-tech.org/xploits/yosemiteStackOverflowExploit.zip referenced PoC, tagged "exploit" by a source, unverified
  • insight-tech.org http://www.insight-tech.org/index.php?p=Yosemite-backup-8-7-DtbClsLogin-Buffer-Overflow-Vulnerability referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 10.0 AV:N/AC:L/Au:N/C:C/I:C/A:C

Classification

Weakness
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.