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cve/cves/2017/CVE-2017-3732.md
0xMarcio 08d697bd12 Carry each record's title, vendor and product, and search them first
A CVE List V5 record names what it is about: a title such as "PAN-OS:
Arbitrary File Creation Leads to OS Command Injection Vulnerability in
GlobalProtect", a vendor and its products. None of it was kept, so a query
for pan-os or prisma access only found records whose prose happened to say
so. Every record now opens with the title in bold and a Vendor badge per
affected vendor, refreshed from a local CVE List checkout in one pass and
kept current by the daily sync for the records it fetches. Only the lines
above the description move; descriptions and PoC sections are untouched.
The pass also settled the heading link on cve.org and trimmed the stray
space some version badges carried.

The site index carries title, vendor and product for the 40 percent of
indexed CVEs whose records have them. Search scores a hit in those above
any position in the description, results show the title as a headline,
and each page puts it under the CVE id, in the browser title, the meta
description and an Affected row, with the block hubs listing it in place
of the description's opening.

The 35 MB metadata file the homepage needed before anything could be
filtered is split in two for the page: the CVSS rows load with the rest,
the advisories follow the index instead of competing with it for the
connection. cve_metadata.json stays whole for anyone reading the API.
2026-09-04 02:32:22 +02:00

2.8 KiB

CVE-2017-3732

BN_mod_exp may produce incorrect results on x86_64

Description

There is a carry propagating bug in the x86_64 Montgomery squaring procedure in OpenSSL 1.0.2 before 1.0.2k and 1.1.0 before 1.1.0d. No EC algorithms are affected. Analysis suggests that attacks against RSA and DSA as a result of this defect would be very difficult to perform and are not believed likely. Attacks against DH are considered just feasible (although very difficult) because most of the work necessary to deduce information about a private key may be performed offline. The amount of resources required for such an attack would be very significant and likely only accessible to a limited number of attackers. An attacker would additionally need online access to an unpatched system using the target private key in a scenario with persistent DH parameters and a private key that is shared between multiple clients. For example this can occur by default in OpenSSL DHE based SSL/TLS ciphersuites. Note: This issue is very similar to CVE-2015-3193 but must be treated as a separate problem.

POC

Reference

No PoCs from references.

Github

No PoCs found on GitHub currently.