Vulnerability in nss - security update
Summary
DSA-3033-1: nss - security update. Affects nss versions < 2:3.14.5-1+deb7u2. Fixed in 2:3.14.5-1+deb7u2. How to fix ↓
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Background
The nss package is the Mozilla Network Security Service library, which provides support for SSL/TLS and cryptographic operations. It is widely used in various applications and systems to ensure secure communication and data protection. However, a vulnerability has been discovered in the way nss parses ASN.1 data used in signatures, making it susceptible to a signature forgery attack.
Vulnerability Detail
The vulnerability in nss allows an attacker to craft ASN.1 data to forge RSA certificates with a valid certification chain to a trusted CA. This means that the attacker can create fraudulent certificates that appear legitimate to the system, potentially leading to unauthorized access, data tampering, or other malicious activities. The vulnerability arises from a flaw in the parsing of ASN.1 data, which can be exploited to manipulate the certificate chain and deceive the system.
How To Fix
Minimum fixed version
2:3.14.5-1+deb7u2
This is the first release that contains the fix.
sudo apt-get install --only-upgrade nssTip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Conclusion
In conclusion, the nss package is vulnerable to a signature forgery attack due to a flaw in the parsing of ASN.1 data. This can be exploited to forge RSA certificates with a valid certification chain to a trusted CA. To mitigate this vulnerability, it is crucial to upgrade the nss package to the fixed version as soon as possible. For further support on vulnerability remediation, please contact DevNack.com.
See every vulnerability recorded for nss →
FAQ
The vulnerability allows an attacker to forge RSA certificates, potentially leading to unauthorized access, data tampering, or other malicious activities.
You can use the Vulert Playground at Vulert Scanner to check if your system is affected by this vulnerability. Simply upload your package-lock.json file to the playground, and it will alert you in real-time if the vulnerability is present.
No, there are no known workarounds for this vulnerability. It is recommended to upgrade the nss package to the fixed version.
There is no specific evidence of this vulnerability being exploited in the wild. However, it is important to apply the fix as soon as possible to prevent any potential attacks.
You can find more information about this vulnerability in the DSA-3033-1 advisory at https://storage.googleapis.com/debian-osv/dsa-osv/DSA-3033-1.json
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