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a91a246563
This release contains mostly bugfixes. It also makes support for the DSA signature algorithm a compile-time option, with plans to disable it upstream later this year and remove support entirely in 2025. Full release notes at https://www.openssh.com/txt/release-9.7 Relnotes: Yes Sponsored by: The FreeBSD Foundation
37 lines
970 B
Bash
37 lines
970 B
Bash
# $OpenBSD: putty-kex.sh,v 1.11 2024/02/09 08:56:59 dtucker Exp $
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# Placed in the Public Domain.
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tid="putty KEX"
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puttysetup
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cp ${OBJ}/sshd_proxy ${OBJ}/sshd_proxy_bak
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# Enable group1, which PuTTY now disables by default
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echo "KEX=dh-group1-sha1" >>${OBJ}/.putty/sessions/localhost_proxy
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# Grepping algos out of the binary is pretty janky, but AFAIK there's no way
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# to query supported algos.
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kex=""
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for k in `$SSH -Q kex`; do
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if strings "${PLINK}" | grep -E "^${k}$" >/dev/null; then
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kex="${kex} ${k}"
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else
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trace "omitting unsupported KEX ${k}"
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fi
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done
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for k in ${kex}; do
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verbose "$tid: kex $k"
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cp ${OBJ}/sshd_proxy_bak ${OBJ}/sshd_proxy
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echo "KexAlgorithms ${k}" >>${OBJ}/sshd_proxy
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env HOME=$PWD ${PLINK} -v -load localhost_proxy -batch -i ${OBJ}/putty.rsa2 true \
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2>${OBJ}/log/putty-kex-$k.log
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if [ $? -ne 0 ]; then
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fail "KEX $k failed"
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fi
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kexmsg=`grep -E '^Doing.* key exchange' ${OBJ}/log/putty-kex-$k.log`
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trace putty: ${kexmsg}
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done
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