PT-2021-18670 · Samurai · Samurai

Bsdb0Yo · Published 2021-04-29 · Updated 2021-05-03 · CVE-2021-30218

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions samurai version 1.2

Description The issue is related to a NULL pointer dereference in the writefile() function, located in util.c, which can be triggered by a crafted build file.

Recommendations For version 1.2, consider restricting access to the writefile() function in util.c until a patch is available. As a temporary workaround, avoid using crafted build files that may cause the NULL pointer dereference. At the moment, there is no information about a newer version that contains a fix for this issue.

Exploit

Fix

NULL Pointer Dereference

Weakness Enumeration

CWE-476

Related Identifiers

CVE-2021-30218

Affected Products

Samurai

References · 6

• 🔥 https://github.com/michaelforney/samurai/issues/67 · Exploit
• https://github.com/michaelforney/samurai/commit/e84b6d99c85043fa1ba54851ee500540ec206918 · Patch
• https://osv.dev/vulnerability/ALPINE-CVE-2021-30218 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-30218 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-30218 · Security Note
• https://security.alpinelinux.org/vuln/CVE-2021-30218 · Note