Buffer overflow in Haxx Curl
CVE-2017-7407
The ourWriteOut function in tool_writeout.c in curl 7.53.1 might allow physically proximate attackers to obtain sensitive information from process memory in opportunistic circumstances by reading a workstation screen during use of a --write-out argument ending in a '%' character, which leads to a heap-based buffer over-read.
Vulnerability class: Buffer Overflow
EPSS: 0.006 (44.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 2.4 (Low). Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.
Affected products
- Haxx Curl — versions 7.53.1
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Patch, x_refsource_MISC, Vendor Advisory)
- cve@mitre.org (x_refsource_REDHAT, vendor-advisory)
- cve@mitre.org (vendor-advisory, x_refsource_GENTOO)
- cve@mitre.org (x_refsource_CONFIRM)
Frequently asked questions
- What is CVE-2017-7407?
- CVE-2017-7407 is a low-severity vulnerability in Haxx Curl, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 2.4/10. Published 2017-04-03.
- How severe is CVE-2017-7407?
- Low severity. CVSS v3 base score is 2.4 out of 10.
- Is CVE-2017-7407 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.