CVE-2018-0691 Weak cryptography in Multiple +Message Apps (Softbank +Message App for Android prior to version 10.1.7, Softbank +Message App for iOS prior to version 1.1.23, NTT DOCOMO +Message App for Android prior to version 42.40.2800, NTT DOCOMO +Message App for iOS prior to version 1.1.23, KDDI +Message App for Android prior to version 1.0.6, and KDDI +Message App for iOS prior to version 1.1.23)
Mobile messaging apps fail to verify SSL certificates, allowing man-in-the-middle attackers to intercept sensitive data via crafted certificates.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2018-0691?
CVE-2018-0691 is a medium-severity vulnerability in Softbank, NTT docomo, KDDI Multiple +Message Apps (Softbank +Message App for Android prior to version 10.1.7, Softbank +Message App for iOS prior to version 1.1.23, NTT DOCOMO +Message App for Android prior to version 42.40.2800, NTT DOCOMO +Message App for iOS prior to version 1.1.23, KDDI +Message App for Android prior to version 1.0.6, and KDDI +Message App for iOS prior to version 1.1.23), published on 15 Nov 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Multiple +Message Apps (Softbank +Message App for Android prior to version 10.1.7, Softbank +Message App for iOS prior to version 1.1.23, NTT DOCOMO +Message App for Android prior to version 42.40.2800, NTT DOCOMO +Message App for iOS prior to version 1.1.23, KDDI +Message App for Android prior to version 1.0.6, and KDDI +Message App for iOS prior to version 1.1.23) do not verify X.509 certificates from SSL servers, which allows man-in-the-middle attackers to spoof servers and obtain sensitive information via a crafted certificate.
Weakness: CWE-295
Which versions are affected by CVE-2018-0691?
It affects 4 products.
Products include Kddi \+ Message, Ntt Tocomo \+ Message, Ntttocomo \+ Message, Softbank \+ Message.
How do I fix CVE-2018-0691?
No fix has been published for CVE-2018-0691 yet. Limit exposure of the affected software until one is available.
Is CVE-2018-0691 being exploited?
There is no known exploitation of CVE-2018-0691 in the wild and no public exploit code.
Sources
Also known as GHSA-wh57-pfpg-3fff.