CVE-2019-11873
- Source
- https://nvd.nist.gov/vuln/detail/CVE-2019-11873
- Import Source
- https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2019-11873.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/CVE-2019-11873
- Related
- Published
- 2019-05-23T13:29:07Z
- Modified
- 2025-01-08T05:41:36.632688Z
- Severity
-
- 9.8 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
- Summary
- [none]
- Details
-
wolfSSL 4.0.0 has a Buffer Overflow in DoPreSharedKeys in tls13.c when a current identity size is greater than a client identity size. An attacker sends a crafted hello client packet over the network to a TLSv1.3 wolfSSL server. The length fields of the packet: record length, client hello length, total extensions length, PSK extension length, total identity length, and identity length contain their maximum value which is 2^16. The identity data field of the PSK extension of the packet contains the attack data, to be stored in the undefined memory (RAM) of the server. The size of the data is about 65 kB. Possibly the attacker can perform a remote code execution attack.
- References
-
- https://www.telekom.com/en/corporate-responsibility/data-protection-data-security/security/details/advisories-504842
- https://www.telekom.com/resource/blob/572524/1c89c1cbaccdf792153063b3a10af10e/dl-190515-remote-buffer-overflow-vulnerability-wolfssl-library-data.pdf
- http://www.securityfocus.com/bid/108466
- https://security-tracker.debian.org/tracker/CVE-2019-11873
Affected packages
Debian:11 / wolfssl
Package
- Name
- wolfssl
- Purl
- pkg:deb/debian/wolfssl?arch=source
Debian:12 / wolfssl
Package
- Name
- wolfssl
- Purl
- pkg:deb/debian/wolfssl?arch=source
Debian:13 / wolfssl
Package
- Name
- wolfssl
- Purl
- pkg:deb/debian/wolfssl?arch=source
Git / github.com/wolfssl/wolfssl
Affected ranges
- Type
- GIT
- Repo
- https://github.com/wolfssl/wolfssl
- Events
-
Introduced0 Unknown introduced commit / All previous commits are affectedLast affected
Affected versions
Other
WCv4-rng-stable
WCv4-stable
l
list
WCv4.*
WCv4.0-RC5
WCv4.0-RC6
WCv4.0-RC8
WCv4.0-RC9
v0.*
v0.5
v1.*
v1.8.8.0
v1.9.0
v2.*
v2.0.2
v2.0.3
v2.0.6
v2.0.8
v2.0rc1
v2.0rc2
v2.0rc2b
v2.0rc3
v2.1.1
v2.1.2
v2.1.4
v2.2.0
v2.2.1
v2.2.2
v2.3.0
v2.4.0
v2.4.2
v2.4.6
v2.4.7
v2.5.0
v2.5.2
v2.5.2b
v2.6.0
v2.6.2
v2.7.0
v2.7.2
v2.8.0
v2.8.2
v2.8.3
v2.8.4
v2.8.5
v2.8.5a
v2.8.6
v2.9.0
v2.9.1
v2.9.2
v2.9.4
v3.*
v3.0.0
v3.0.2
v3.1.0
v3.10.0-stable
v3.10.0a
v3.10.2-stable
v3.10.3
v3.10.4
v3.11.0-stable
v3.11.1-tls13-beta
v3.12.0-stable
v3.12.2-stable
v3.13.0-stable
v3.13.2
v3.13.3
v3.14.0-stable
v3.14.0a
v3.14.0b
v3.14.2
v3.14.4
v3.14.5
v3.15.0-stable
v3.15.3-stable
v3.15.5-stable
v3.15.5a
v3.15.6
v3.15.7-stable
v3.15.8
v3.2.0
v3.2.4
v3.2.6
v3.3.0
v3.3.3
v3.4.0
v3.4.2
v3.4.6
v3.4.8
v3.6.0
v3.6.0b
v3.6.2
v3.6.6
v3.6.8
v3.6.9
v3.6.9b
v3.6.9c
v3.6.9d
v3.69.d
v3.7.0
v3.7.1
v3.7.3
v3.8.0
v3.9.0
v3.9.1
v3.9.10-stable
v3.9.10b
v3.9.6
v3.9.6w
v3.9.8
v4.*
v4.0.0-stable