Client compromise via proxy response format string
Published Mar 5, 2023 · Updated Aug 6, 2024
Format-string injection in Ayttm 0.5.0.89 and earlier allows remote attackers to compromise the client through a crafted HTTP proxy response. In libproxy/proxy.c, http_connect copies the proxy response into a buffer and passes that buffer directly as debug_print's format argument, causing response-controlled percent directives to be interpreted. A malicious or compromised configured proxy must supply the directives; successful exploitation reads or writes process memory or crashes the client.
Summary
What happened
Format-string injection in Ayttm 0.5.0.89 and earlier allows remote attackers to compromise the client through a crafted HTTP proxy response. In libproxy/proxy.c, http_connect copies the proxy response into a buffer and passes that buffer directly as debug_print's format argument, causing response-controlled percent directives to be interpreted. A malicious or compromised configured proxy must supply the directives; successful exploitation reads or writes process memory or crashes the client.
The record
- CVE
- CVE-2015-10088
- Published
- Mar 5, 2023
- Updated
- Aug 6, 2024
- Vendor
- Ayttm Project
- Product
- Ayttm
- Classifications
- CWE-134, T1203
- Attack vector
- network
- Privileges
- unauthenticated
Timeline
How it unfolded
- Mar 5, 2023CVE publishedPublication date reported by the CVE source.
- Aug 6, 2024Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
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Is a vulnerable build present?
Compare these published version ranges with your installed build and any vendor patches.
- Affected versionversion=0.5.0.0
- Affected versionversion=0.5.0.1
- Affected versionversion=0.5.0.10
- Affected versionversion=0.5.0.11
- Affected versionversion=0.5.0.12
- Affected versionversion=0.5.0.13
- Affected versionversion=0.5.0.14
- Affected versionversion=0.5.0.15
- Affected versionversion=0.5.0.16
- Affected versionversion=0.5.0.17
- Affected versionversion=0.5.0.18
- Affected versionversion=0.5.0.19
- Affected versionversion=0.5.0.2
- Affected versionversion=0.5.0.20
- Affected versionversion=0.5.0.21
- Affected versionversion=0.5.0.22
- Affected versionversion=0.5.0.23
- Affected versionversion=0.5.0.24
- Affected versionversion=0.5.0.25
- Affected versionversion=0.5.0.26
- Affected versionversion=0.5.0.27
- Affected versionversion=0.5.0.28
- Affected versionversion=0.5.0.29
- Affected versionversion=0.5.0.3
- Affected versionversion=0.5.0.30
- Affected versionversion=0.5.0.31
- Affected versionversion=0.5.0.32
- Affected versionversion=0.5.0.33
- Affected versionversion=0.5.0.34
- Affected versionversion=0.5.0.35
- Affected versionversion=0.5.0.36
- Affected versionversion=0.5.0.37
- Affected versionversion=0.5.0.38
- Affected versionversion=0.5.0.39
- Affected versionversion=0.5.0.4
- Affected versionversion=0.5.0.40
- Affected versionversion=0.5.0.41
- Affected versionversion=0.5.0.42
- Affected versionversion=0.5.0.43
- Affected versionversion=0.5.0.44
- Affected versionversion=0.5.0.45
- Affected versionversion=0.5.0.46
- Affected versionversion=0.5.0.47
- Affected versionversion=0.5.0.48
- Affected versionversion=0.5.0.49
- Affected versionversion=0.5.0.5
- Affected versionversion=0.5.0.50
- Affected versionversion=0.5.0.51
- Affected versionversion=0.5.0.52
- Affected versionversion=0.5.0.53
- Affected versionversion=0.5.0.54
- Affected versionversion=0.5.0.55
- Affected versionversion=0.5.0.56
- Affected versionversion=0.5.0.57
- Affected versionversion=0.5.0.58
- Affected versionversion=0.5.0.59
- Affected versionversion=0.5.0.6
- Affected versionversion=0.5.0.60
- Affected versionversion=0.5.0.61
- Affected versionversion=0.5.0.62
- Affected versionversion=0.5.0.63
- Affected versionversion=0.5.0.64
- Affected versionversion=0.5.0.65
- Affected versionversion=0.5.0.66
- Affected versionversion=0.5.0.67
- Affected versionversion=0.5.0.68
- Affected versionversion=0.5.0.69
- Affected versionversion=0.5.0.7
- Affected versionversion=0.5.0.70
- Affected versionversion=0.5.0.71
- Affected versionversion=0.5.0.72
- Affected versionversion=0.5.0.73
- Affected versionversion=0.5.0.74
- Affected versionversion=0.5.0.75
- Affected versionversion=0.5.0.76
- Affected versionversion=0.5.0.77
- Affected versionversion=0.5.0.78
- Affected versionversion=0.5.0.79
- Affected versionversion=0.5.0.8
- Affected versionversion=0.5.0.80
- Affected versionversion=0.5.0.81
- Affected versionversion=0.5.0.82
- Affected versionversion=0.5.0.83
- Affected versionversion=0.5.0.84
- Affected versionversion=0.5.0.85
- Affected versionversion=0.5.0.86
- Affected versionversion=0.5.0.87
- Affected versionversion=0.5.0.88
- Affected versionversion=0.5.0.89
- Affected versionversion=0.5.0.9
What conditions does exploitation require?
What is affected?
Attacks
What attackers are doing with it
Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.
Weakness, pattern, technique
Public exploit references
No public exploit references are available in this record.
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Technologies
Your stack
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Your stack
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