CVE-2013-2075 Information

Description

Multiple buffer overflows in the (1) R5RS char-ready (2) tcp-accept-ready and (3) file-select procedures in Chicken through 4.8.0.3 allows attackers to cause a denial of service (crash) by opening a file descriptor with a large integer value. NOTE: this issue exists because of an incomplete fix for CVE-2012-6122.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Reference

http://code.call-cc.org/cgi-bin/gitweb.cgi?p=chicken-core.git;a=commitdiff;h=556108092774086b6c86c2e27daf3f740ffec091 http://code.call-cc.org/cgi-bin/gitweb.cgi?p=chicken-core.git;a=commitdiff;h=766056cd5f26b1d529405705449cb534609c113f http://code.call-cc.org/cgi-bin/gitweb.cgi?p=chicken-core.git;a=commitdiff;h=9e2022652258e8a30e5cedbf0abc9cd85a0f6af7 http://www.openwall.com/lists/oss-security/2013/05/11/3 http://www.securityfocus.com/bid/59758 https://exchange.xforce.ibmcloud.com/vulnerabilities/84188 https://lists.nongnu.org/archive/html/chicken-announce/2013-05/msg00000.html https://security-tracker.debian.org/tracker/CVE-2013-2075

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

8.8