CVE-2018-15560
HIGHCVSS 7.5/10EPSS 1.74%
Last modified
CVE-2018-15560 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. PyCryptodome before 3.6.6 has an integer overflow in the data_len variable in AESNI.c, related to the AESNI_encrypt and AESNI_decrypt functions, leading to the mishandling of messages shorter than 16 bytes.. EPSS estimates a 1.74% chance of exploitation in the next 30 days.
Description
PyCryptodome before 3.6.6 has an integer overflow in the data_len variable in AESNI.c, related to the AESNI_encrypt and AESNI_decrypt functions, leading to the mishandling of messages shorter than 16 bytes.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Pycryptodome | Pycryptodome | < 3.6.6 |
References
- https://github.com/Legrandin/pycryptodome/issues/198Exploit, Third Party Advisory
- https://whitehatck01.blogspot.com/2018/08/integer-overflow-vulnerability-in.htmlExploit, Third Party Advisory
- https://github.com/Legrandin/pycryptodome/issues/198Exploit, Third Party Advisory
- https://whitehatck01.blogspot.com/2018/08/integer-overflow-vulnerability-in.htmlExploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2018-15560?
PyCryptodome before 3.6.6 has an integer overflow in the data_len variable in AESNI.c, related to the AESNI_encrypt and AESNI_decrypt functions, leading to the mishandling of messages shorter than 16 bytes.
How severe is CVE-2018-15560?
CVE-2018-15560 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.74% probability of exploitation in the next 30 days.
How do I fix CVE-2018-15560?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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Are you affected by CVE-2018-15560?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST