Out-of-bounds Read in Irssi

CVE-2017-15722

In certain cases, Irssi before 1.0.5 may fail to verify that a Safe channel ID is long enough, causing reads beyond the end of the string.

Vulnerability class: Buffer Overflow

EPSS: 0.020 (78.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

References

  • cve@mitre.org (vendor-advisory, Third Party Advisory, x_refsource_DEBIAN)
  • cve@mitre.org (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
  • cve@mitre.org (x_refsource_CONFIRM, Patch, Mitigation, Vendor Advisory)
  • cve@mitre.org (x_refsource_CONFIRM, Patch, Mailing List, Third Party Advisory, Mitigation)

Frequently asked questions

What is CVE-2017-15722?
CVE-2017-15722 is a medium-severity vulnerability in Irssi, classified under Out-of-bounds Read. CVSS score: 5.9/10. Published 2017-10-22.
How severe is CVE-2017-15722?
Medium severity. CVSS v3 base score is 5.9 out of 10.