CVE-2017-8842

low-risk

Published 2017-05-08

The bufRead::get() function in libzpaq/libzpaq.h in liblrzip.so in lrzip 0.631 allows remote attackers to cause a denial of service (divide-by-zero error and application crash) via a crafted archive.

Do I need to act?

0.18% chance of exploitation

EPSS score — low exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 5.5/10 Medium

LOCAL / LOW complexity

Affected Products (1)

Long Range Zip

Affected Vendors

Long Range Zip Project

References (6)

Third Party Advisory https://blogs.gentoo.org/ago/2017/05/07/lrzip-divide-by-zero-in-bufreadget-libzp...

Issue Tracking https://github.com/ckolivas/lrzip/issues/66

Third Party Advisory https://security.gentoo.org/glsa/202005-01

Third Party Advisory https://blogs.gentoo.org/ago/2017/05/07/lrzip-divide-by-zero-in-bufreadget-libzp...

Issue Tracking https://github.com/ckolivas/lrzip/issues/66

Third Party Advisory https://security.gentoo.org/glsa/202005-01

/ 100

low-risk

Severity 18/34 · Moderate

Exploitability 1/34 · Minimal

Exposure 5/34 · Minimal