Heap-Based Buffer Over-Read in LibHTP Affects Various Networking Applications
CVE-2018-10243

9.8CRITICAL

Key Information:

Vendor

Oisf

Status
Libhtp
Vendor
CVE Published:
4 April 2019

What is CVE-2018-10243?

In LibHTP version 0.5.26, a vulnerability exists in the htp_parse_authorization_digest function within htp_parsers.c. This flaw can be exploited by remote attackers to perform a heap-based buffer over-read, potentially leading to unauthorized access or information leakage. Attackers may craft specific authorization digest headers to trigger this error, which poses a security risk to applications relying on LibHTP for network processing.

References

https://suricata-ids.org/2018/07/18/suricata-4-0-5-availa...
x_refsource_CONFIRM
https://lists.debian.org/debian-lts-announce/2019/04/msg0...
mailing-listx_refsource_MLIST

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.
CVE-2018-10243 : Heap-Based Buffer Over-Read in LibHTP Affects Various Networking Applications