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CVE-2017-1000158

Date: November 16, 2017

CPython (aka Python) up to 2.7.13 is vulnerable to an integer overflow in the PyString_DecodeEscape function in stringobject.c, resulting in heap-based buffer overflow (and possible arbitrary code execution)

Language: C

Severity Score

Related Resources (15)

https://security.gentoo.org/glsa/201805-02
https://bugs.python.org/issue30657
https://www.debian.org/security/2018/dsa-4307
https://lists.debian.org/debian-lts-announce/2018/09/msg00030.html
https://security.netapp.com/advisory/ntap-20230216-0001/
https://lists.debian.org/debian-lts-announce/2017/11/msg00035.html
https://people.canonical.com/~ubuntu-security/cve/CVE-2017-1000158
https://lists.debian.org/debian-lts-announce/2018/09/msg00031.html
https://access.redhat.com/security/cve/CVE-2017-1000158
https://security-tracker.debian.org/tracker/CVE-2017-1000158
https://lists.debian.org/debian-lts-announce/2017/11/msg00036.html
http://www.securitytracker.com/id/1039890
https://nvd.nist.gov/vuln/detail/CVE-2017-1000158
https://www.mend.io/vulnerability-database/CVE-2017-1000158
https://www.mend.io/resources/blog/top-5-open-source-security-vulnerabilities-in-december

Severity Score

Weakness Type (CWE)

Buffer Errors

CWE-119

Integer Overflow or Wraparound

CWE-190

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): PARTIAL
Availability (A): PARTIAL
Additional information:

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