CVE-2018-1000001 (GCVE-0-2018-1000001)

Vulnerability from cvelistv5 – Published: 2018-01-31 14:00 – Updated: 2024-08-05 12:33
VLAI
Summary
In glibc 2.26 and earlier there is confusion in the usage of getcwd() by realpath() which can be used to write before the destination buffer leading to a buffer underflow and potential code execution.
Severity
7.8 (High)
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE
  • n/a
Assigner
References
URL Tags
http://seclists.org/oss-sec/2018/q1/38 mailing-listx_refsource_MLIST
https://usn.ubuntu.com/3534-1/ vendor-advisoryx_refsource_UBUNTU
https://www.halfdog.net/Security/2017/LibcRealpat… x_refsource_MISC
http://www.securityfocus.com/bid/102525 vdb-entryx_refsource_BID
https://www.exploit-db.com/exploits/44889/ exploitx_refsource_EXPLOIT-DB
https://www.exploit-db.com/exploits/43775/ exploitx_refsource_EXPLOIT-DB
https://usn.ubuntu.com/3536-1/ vendor-advisoryx_refsource_UBUNTU
https://access.redhat.com/errata/RHSA-2018:0805 vendor-advisoryx_refsource_REDHAT
http://www.securitytracker.com/id/1040162 vdb-entryx_refsource_SECTRACK
https://security.netapp.com/advisory/ntap-2019040… x_refsource_CONFIRM
Date Public
2018-01-11 00:00
Show details on NVD website
To clipboard 

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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.