CVE-2017-11692
The function "Token& Scanner::peek" in scanner.cpp in yaml-cpp 0.5.3 and earlier allows remote...
The function "Token& Scanner::peek" in scanner.cpp in yaml-cpp 0.5.3 and earlier allows remote attackers to cause a denial of service (assertion failure and application exit) via a '!2' string.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
The function "Token& Scanner::peek" in scanner.cpp in yaml-cpp 0.5.3 and earlier allows remote attackers to cause a denial of service (assertion failure and application exit) via a '!2' string.
- Record
CVE-2017-11692- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:N/I:N/A:P - Weakness
- CWE-617
- Updated
- 2026-11-02
CVE List No score
The function "Token& Scanner::peek" in scanner.cpp in yaml-cpp 0.5.3 and earlier allows remote attackers to cause a denial of service (assertion failure and application exit) via a '!2' string.
- Record
CVE-2017-11692- Updated
- 2026-11-02
EUVDEUVD-2017-3302 No score
The function "Token& Scanner::peek" in scanner.cpp in yaml-cpp 0.5.3 and earlier allows remote attackers to cause a denial of service (assertion failure and application exit) via a '!2' string.
- Record
EUVD-2017-3302- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-cmh2-2g79-cxcq
The function "Token& Scanner::peek" in scanner.cpp in yaml-cpp 0.5.3 and earlier allows remote...
The function "Token& Scanner::peek" in scanner.cpp in yaml-cpp 0.5.3 and earlier allows remote attackers to cause a denial of service (assertion failure and application exit) via a '!2' string.
- Record
GHSA-cmh2-2g79-cxcq- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-617
- Updated
- 2026-11-02
OSV
The function "Token& Scanner::peek" in scanner.cpp in yaml-cpp 0.5.3 and earlier allows remote attackers to cause a denial of service (assertion failure and application exit) via a '!2' string.
- Record
CVE-2017-11692- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSVDEBIAN-CVE-2017-11692
The function "Token& Scanner::peek" in scanner.cpp in yaml-cpp 0.5.3 and earlier allows remote attackers to cause a denial of service (assertion failure and application exit) via a '!2' string.
- Record
DEBIAN-CVE-2017-11692- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
Show 5 moreShow less
OSVJLSEC-2026-22
The function "Token& Scanner::peek" in scanner.cpp in yaml-cpp 0.5.3 and earlier allows remote attackers to cause a denial of service (assertion failure and application exit) via a '!2' string.
- Record
JLSEC-2026-22- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:N/I:N/A:P - Updated
- 2026-11-02
OSVOESA-2025-2650
yaml-cpp security update
yaml-cpp is a YAML parser and emitter in C++ matching the YAML 1.2 spec.
Security Fix(es):
The function "Token& Scanner::peek" in scanner.cpp in yaml-cpp 0.5.3 and earlier allows remote attackers to cause a denial of service (assertion failure and application exit) via a '!2' string.(CVE-2017-11692)
- Record
OESA-2025-2650- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSVOESA-2025-2651
yaml-cpp security update
yaml-cpp is a YAML parser and emitter in C++ matching the YAML 1.2 spec.
Security Fix(es):
The function "Token& Scanner::peek" in scanner.cpp in yaml-cpp 0.5.3 and earlier allows remote attackers to cause a denial of service (assertion failure and application exit) via a '!2' string.(CVE-2017-11692)
- Record
OESA-2025-2651- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSVOESA-2025-2652
yaml-cpp security update
yaml-cpp is a YAML parser and emitter in C++ matching the YAML 1.2 spec.
Security Fix(es):
The function "Token& Scanner::peek" in scanner.cpp in yaml-cpp 0.5.3 and earlier allows remote attackers to cause a denial of service (assertion failure and application exit) via a '!2' string.(CVE-2017-11692)
- Record
OESA-2025-2652- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSVUBUNTU-CVE-2017-11692
The function "Token& Scanner::peek" in scanner.cpp in yaml-cpp 0.5.3 and earlier allows remote attackers to cause a denial of service (assertion failure and application exit) via a '!2' string.
- Record
UBUNTU-CVE-2017-11692- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
yaml-cppDebian:12 |
before 0.6.3-1 | 0.6.3-1 |
yaml-cppDebian:13 |
before 0.6.3-1 | 0.6.3-1 |
yaml-cppDebian:14 |
before 0.6.3-1 | 0.6.3-1 |
yaml_cpp_jllJulia |
before 0.6.3+0 | 0.6.3+0 |
yaml-cppopenEuler:20.03-LTS-SP4 |
before 0.6.3-3.oe2003sp4 | 0.6.3-3.oe2003sp4 |
yaml-cppopenEuler:22.03-LTS-SP3 |
before 0.6.3-3.oe2203sp3 | 0.6.3-3.oe2203sp3 |
yaml-cppopenEuler:22.03-LTS-SP4 |
before 0.6.3-3.oe2203sp4 | 0.6.3-3.oe2203sp4 |
yaml-cppUbuntu:14.04:LTS |
All versions, plus listed versions 0.3.0-10.5.1-1 |
None known |
yaml-cppUbuntu:16.04:LTS |
All versions, plus listed versions 0.5.2-20.5.2-30.5.2-4ubuntu1~16.04.4 |
None known |
yaml-cpp0.3Ubuntu:16.04:LTS |
All versions, plus listed versions 0.3.0-1.2 |
None known |
yaml-cppUbuntu:18.04:LTS |
All versions, plus listed versions 0.5.2-4ubuntu1 |
None known |
yaml-cpp0.3Ubuntu:18.04:LTS |
All versions, plus listed versions 0.3.0-1.2 |
None known |
yaml-cppUbuntu:20.04:LTS |
All versions, plus listed versions 0.6.2-4fakesync10.6.2-4ubuntu1 |
None known |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2017-11692 is a high vulnerability (CVSS 7.5) in Yaml-cpp Project Yaml-cpp, published July 30, 2017. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.25%, the 82nd percentile. Fixed in yaml-cpp 0.6.3-1.